mirror of
https://github.com/Fennix-Project/Userspace.git
synced 2025-07-10 22:59:22 +00:00
Update userspace
This commit is contained in:
@ -5,22 +5,15 @@
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uintptr_t RequestPages(size_t Count)
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{
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return syscall1(sys_RequestPages, Count);
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return syscall6(sc_mmap, NULL, Count * 0x1000,
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sc_PROT_READ | sc_PROT_WRITE,
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sc_MAP_ANONYMOUS | sc_MAP_PRIVATE,
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0, 0);
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}
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int FreePages(uintptr_t Address, size_t Count)
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{
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return syscall2(sys_FreePages, Address, Count);
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}
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int IPC(int Command, int Type, int ID, int Flags, void *Buffer, size_t Size)
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{
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return syscall6(sys_IPC, (long)Command, (long)Type, (long)ID, (long)Flags, (long)Buffer, (long)Size);
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}
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uintptr_t KernelCTL(int Command, uint64_t Arg1, uint64_t Arg2, uint64_t Arg3, uint64_t Arg4)
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{
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return syscall5(sys_KernelCTL, Command, Arg1, Arg2, Arg3, Arg4);
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return syscall2(sc_munmap, Address, Count * 0x1000);
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}
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int abs(int i) { return i < 0 ? -i : i; }
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@ -112,38 +105,38 @@ int strcmp(const char *l, const char *r)
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struct Elf64_Dyn ELFGetDynamicTag(char *Path, enum DynamicTags Tag)
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{
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int fd = syscall2(sys_FileOpen, Path, (long)"r");
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int fd = syscall2(sc_open, Path, (long)"r");
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if (fd < 0)
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syscall1(sys_Exit, -0xF17E);
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syscall1(sc_exit, -0xF17E);
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Elf64_Ehdr ELFHeader;
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syscall3(sys_FileRead, fd, &ELFHeader, sizeof(Elf64_Ehdr));
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syscall3(sc_read, fd, &ELFHeader, sizeof(Elf64_Ehdr));
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Elf64_Phdr ItrProgramHeader;
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for (Elf64_Half i = 0; i < ELFHeader.e_phnum; i++)
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{
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// memcpy(&ItrProgramHeader, (uint8_t *)ElfFile + ELFHeader.e_phoff + ELFHeader.e_phentsize * i, sizeof(Elf64_Phdr));
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syscall3(sys_FileSeek, fd, ELFHeader.e_phoff + ELFHeader.e_phentsize * i, SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &ItrProgramHeader, sizeof(Elf64_Phdr));
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syscall3(sc_lseek, fd, ELFHeader.e_phoff + ELFHeader.e_phentsize * i, sc_SEEK_SET);
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syscall3(sc_read, fd, &ItrProgramHeader, sizeof(Elf64_Phdr));
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if (ItrProgramHeader.p_type == PT_DYNAMIC)
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{
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struct Elf64_Dyn Dynamic; // = (struct Elf64_Dyn *)((uint8_t *)ElfFile + ItrProgramHeader.p_offset);
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syscall3(sys_FileSeek, fd, ItrProgramHeader.p_offset, SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &Dynamic, ItrProgramHeader.p_filesz);
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syscall3(sc_lseek, fd, ItrProgramHeader.p_offset, sc_SEEK_SET);
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syscall3(sc_read, fd, &Dynamic, ItrProgramHeader.p_filesz);
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for (size_t i = 0; i < ItrProgramHeader.p_filesz / sizeof(struct Elf64_Dyn); i++)
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{
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if (Dynamic.d_tag == Tag || Dynamic.d_tag == DT_NULL)
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{
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syscall1(sys_FileClose, fd);
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syscall1(sc_close, fd);
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return Dynamic;
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}
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syscall3(sys_FileSeek, fd, ItrProgramHeader.p_offset + (i + 1) * sizeof(struct Elf64_Dyn), SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &Dynamic, sizeof(struct Elf64_Dyn));
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syscall3(sc_lseek, fd, ItrProgramHeader.p_offset + (i + 1) * sizeof(struct Elf64_Dyn), sc_SEEK_SET);
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syscall3(sc_read, fd, &Dynamic, sizeof(struct Elf64_Dyn));
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}
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}
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}
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syscall1(sys_FileClose, fd);
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syscall1(sc_close, fd);
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return (struct Elf64_Dyn){0};
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}
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@ -168,12 +161,12 @@ char *GetELFStringTable(Elf64_Ehdr *Header)
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Elf64_Sym ELFLookupSymbol(char *Path, const char *Name)
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{
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int fd = syscall2(sys_FileOpen, Path, (long)"r");
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int fd = syscall2(sc_open, Path, (long)"r");
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if (fd < 0)
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syscall1(sys_Exit, -0xF17E);
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syscall1(sc_exit, -0xF17E);
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Elf64_Ehdr ELFHeader;
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syscall3(sys_FileRead, fd, &ELFHeader, sizeof(Elf64_Ehdr));
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syscall3(sc_read, fd, &ELFHeader, sizeof(Elf64_Ehdr));
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Elf64_Shdr SymbolTable;
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Elf64_Shdr StringTable;
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@ -183,20 +176,20 @@ Elf64_Sym ELFLookupSymbol(char *Path, const char *Name)
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for (Elf64_Half i = 0; i < ELFHeader.e_shnum; i++)
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{
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Elf64_Shdr shdr;
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syscall3(sys_FileSeek, fd,
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syscall3(sc_lseek, fd,
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ELFHeader.e_shoff + ELFHeader.e_shentsize * i,
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SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &shdr, sizeof(Elf64_Shdr));
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sc_SEEK_SET);
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syscall3(sc_read, fd, &shdr, sizeof(Elf64_Shdr));
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switch (shdr.sh_type)
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{
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case SHT_SYMTAB:
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{
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SymbolTable = shdr;
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syscall3(sys_FileSeek, fd,
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syscall3(sc_lseek, fd,
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ELFHeader.e_shoff + ELFHeader.e_shentsize * shdr.sh_link,
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SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &StringTable, sizeof(Elf64_Shdr));
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sc_SEEK_SET);
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syscall3(sc_read, fd, &StringTable, sizeof(Elf64_Shdr));
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break;
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}
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default:
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@ -208,7 +201,7 @@ Elf64_Sym ELFLookupSymbol(char *Path, const char *Name)
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if (SymbolTable.sh_size == 0 || StringTable.sh_size == 0)
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{
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syscall1(sys_FileClose, fd);
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syscall1(sc_close, fd);
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return (Elf64_Sym){0};
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}
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@ -216,19 +209,19 @@ Elf64_Sym ELFLookupSymbol(char *Path, const char *Name)
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{
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// Symbol = (Elf64_Sym *)((uintptr_t)Header + SymbolTable->sh_offset + (i * sizeof(Elf64_Sym)));
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// String = (char *)((uintptr_t)Header + StringTable->sh_offset + Symbol->st_name);
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syscall3(sys_FileSeek, fd, SymbolTable.sh_offset + (i * sizeof(Elf64_Sym)), SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &Symbol, sizeof(Elf64_Sym));
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syscall3(sc_lseek, fd, SymbolTable.sh_offset + (i * sizeof(Elf64_Sym)), sc_SEEK_SET);
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syscall3(sc_read, fd, &Symbol, sizeof(Elf64_Sym));
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syscall3(sys_FileSeek, fd, StringTable.sh_offset + Symbol.st_name, SYSCALL_SEEK_SET);
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syscall3(sys_FileRead, fd, &String, sizeof(char *));
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syscall3(sc_lseek, fd, StringTable.sh_offset + Symbol.st_name, sc_SEEK_SET);
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syscall3(sc_read, fd, &String, sizeof(char *));
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if (strcmp(String, Name) == 0)
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{
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syscall1(sys_FileClose, fd);
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syscall1(sc_close, fd);
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return Symbol;
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}
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}
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syscall1(sys_FileClose, fd);
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syscall1(sc_close, fd);
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return (Elf64_Sym){0};
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}
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@ -102,8 +102,8 @@ void (*ELF_LAZY_RESOLVE_MAIN(struct LibsCollection *Info, long RelIndex))()
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Elf64_Ehdr lib_Header;
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Elf64_Ehdr app_Header;
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int fd_lib = syscall2(sys_FileOpen, LibraryPathBuffer, "r");
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int fd_app = syscall2(sys_FileOpen, ParentPath, "r");
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int fd_lib = syscall2(sc_open, LibraryPathBuffer, "r");
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int fd_app = syscall2(sc_open, ParentPath, "r");
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if (fd_lib < 0)
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{
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@ -117,31 +117,31 @@ void (*ELF_LAZY_RESOLVE_MAIN(struct LibsCollection *Info, long RelIndex))()
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goto RetryNextLib;
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}
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syscall3(sys_FileRead, fd_lib, &lib_Header, sizeof(Elf64_Ehdr));
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syscall3(sys_FileRead, fd_app, &app_Header, sizeof(Elf64_Ehdr));
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syscall3(sc_read, fd_lib, &lib_Header, sizeof(Elf64_Ehdr));
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syscall3(sc_read, fd_app, &app_Header, sizeof(Elf64_Ehdr));
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Elf64_Phdr ItrProgramHeader;
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for (Elf64_Half i = 0; i < lib_Header.e_phnum; i++)
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{
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syscall3(sys_FileSeek, fd_lib,
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syscall3(sc_lseek, fd_lib,
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lib_Header.e_phoff +
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lib_Header.e_phentsize * i,
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SYSCALL_SEEK_SET);
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sc_SEEK_SET);
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syscall3(sys_FileRead, fd_lib, &ItrProgramHeader, sizeof(Elf64_Phdr));
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syscall3(sc_read, fd_lib, &ItrProgramHeader, sizeof(Elf64_Phdr));
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lib_BaseAddress = MIN(lib_BaseAddress, ItrProgramHeader.p_vaddr);
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}
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for (Elf64_Half i = 0; i < app_Header.e_phnum; i++)
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{
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syscall3(sys_FileSeek, fd_app,
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syscall3(sc_lseek, fd_app,
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app_Header.e_phoff +
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app_Header.e_phentsize * i,
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SYSCALL_SEEK_SET);
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sc_SEEK_SET);
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syscall3(sys_FileRead, fd_app, &ItrProgramHeader, sizeof(Elf64_Phdr));
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syscall3(sc_read, fd_app, &ItrProgramHeader, sizeof(Elf64_Phdr));
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app_BaseAddress = MIN(app_BaseAddress, ItrProgramHeader.p_vaddr);
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}
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@ -265,7 +265,7 @@ FailEnd:
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Print(DbgBuff);
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PrintNL(" not found");
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int ExitCode = 0x51801;
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syscall1(sys_Exit, ExitCode);
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syscall1(sc_exit, ExitCode);
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while (1) // Make sure we don't return
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;
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}
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@ -274,15 +274,15 @@ FailEnd:
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int ld_main()
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{
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/* Prevent race condition. */
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uintptr_t KCTL_ret = KernelCTL(KCTL_IS_CRITICAL, 0, 0, 0, 0);
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do
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{
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syscall1(sys_Sleep, 250);
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KCTL_ret = KernelCTL(KCTL_IS_CRITICAL, 0, 0, 0, 0);
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} while (KCTL_ret == false);
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// uintptr_t KCTL_ret = KernelCTL(KCTL_IS_CRITICAL, 0, 0, 0, 0);
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// do
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// {
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// syscall1(sys_Sleep, 250);
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// KCTL_ret = KernelCTL(KCTL_IS_CRITICAL, 0, 0, 0, 0);
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// } while (KCTL_ret == false);
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if (KCTL_ret == false)
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return -1;
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// if (KCTL_ret == false)
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// return -1;
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/* Everything is ok, continue. */
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return 0;
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@ -306,7 +306,7 @@ int ld_load(int argc, char *argv[], char *envp[])
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{
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PrintDbgNL("Calling entry point");
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// void *KP = syscall2(sys_FileOpen, ParentPath, (long)"r");
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// void *KP = syscall2(sc_open, ParentPath, (long)"r");
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// if (KP == NULL)
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// {
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// PrintNL("Failed to open file");
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@ -314,7 +314,7 @@ int ld_load(int argc, char *argv[], char *envp[])
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// }
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// Elf64_Ehdr ELFHeader;
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// syscall3(sys_FileRead, KP, &ELFHeader, sizeof(Elf64_Ehdr));
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// syscall3(sc_read, KP, &ELFHeader, sizeof(Elf64_Ehdr));
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// Elf64_Addr Entry = ELFHeader.e_entry;
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